src/main/java/org/embulk/output/jdbc/setter/NStringColumnSetter.java in embulk-output-jdbc-0.5.1 vs src/main/java/org/embulk/output/jdbc/setter/NStringColumnSetter.java in embulk-output-jdbc-0.6.0

@@ -1,13 +1,15 @@
 package org.embulk.output.jdbc.setter;
 
 import java.io.IOException;
 import java.sql.SQLException;
+
 import org.embulk.spi.time.Timestamp;
 import org.embulk.spi.time.TimestampFormatter;
 import org.embulk.output.jdbc.JdbcColumn;
 import org.embulk.output.jdbc.BatchInsert;
+import org.msgpack.value.Value;
 
 public class NStringColumnSetter
         extends ColumnSetter
 {
     private final TimestampFormatter timestampFormatter;
@@ -52,7 +54,13 @@
 
     @Override
     public void timestampValue(Timestamp v) throws IOException, SQLException
     {
         batch.setNString(timestampFormatter.format(v));
+    }
+
+    @Override
+    public void jsonValue(Value v) throws IOException, SQLException
+    {
+        defaultValue.setNString();
     }
 }